<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>条件判断符号的运算规则</title>
    <script type="text/javascript">
        console.log(true>false);
        console.log('asd'>'dsad');
        console.log(10>2);

        console.log(null-0,null==0);
        console.log(undefined-0,undefined==0);
        console.log(null==null,null==undefined,undefined==undefined);
    </script>
</head>
<body>

</body>
</html>